4 JEE Main 2013 Permutation Combination previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2013 previous-year questions from the Permutation Combination chapter of Mathematics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Permutation Combination chapter hub.
5 - digit numbers are to be formed using 2,3,5,7, 9 without repeating the digits. If p be the number of such numbers th…
A committee of 4 persons is to be formed from 2 ladies, 2 old men and 4 young men such that it includes at least 1 lady…
The number of ways in which an examiner can assign 30 marks to 8 questions, giving not less than 2 marks to any questio…
Let T n be the number of all possible triangles formed by joining vertices of an n -sided regular polygon. If T n + 1 -…